Year	% net
1995	44.22846
1998	73.04382
1999	75.0446
2000	69.11494
2001	70.48954
2009	85.76803
2010	85.58986
2011	86.96462
2012	87.04348
2014	91.164
2015	89.71274
2016	89.73174